Isabel Aguilera Navarro joins CEMEX (NYSE: CX) insider roster with Form 3

Rhea-AI Filing Summary

CEMEX SAB DE CV filed an initial ownership report for board member Isabel Maria Aguilera Navarro. This Form 3 identifies her as a director of the company and shows no reported stock, option, or other equity transactions in the summary provided.

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SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Aguilera Navarro Isabel Maria

(Last) (First) (Middle)

RICARDO MARGAN ZOZAYA 325

COL. VALLE DEL CAMPESTRE

(Street)

SAN PEDRO GARZA GARCIA O5 66265

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
03/13/2026

3. Issuer Name and Ticker or Trading Symbol
CEMEX SAB DE CV [ CX ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

No securities are beneficially owned.

	Isabel Maria Aguilera Navarro	03/13/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What does the CEMEX (CX) Form 3 for Isabel Aguilera Navarro show?

The Form 3 identifies Isabel Maria Aguilera Navarro as a director of CEMEX SAB DE CV. It is an initial beneficial ownership report and, in the data provided, shows no reported stock or derivative transactions.

Does Isabel Aguilera Navarro buy or sell CEMEX (CX) shares in this Form 3?

No transactions are reported for Isabel Aguilera Navarro in this Form 3. The transaction summary shows zero buys, zero sells, and no derivative exercises, gifts, tax withholdings, or restructurings in the information provided.

What is the purpose of this CEMEX (CX) Form 3 filing?

This Form 3 serves as an initial statement of beneficial ownership for a CEMEX SAB DE CV insider. It formally records that Isabel Maria Aguilera Navarro is a director and establishes a baseline for any future reportable equity transactions.

Are any derivative positions reported for Isabel Aguilera Navarro in CEMEX (CX)?

The derivative summary for this Form 3 is empty. That means the excerpted data shows no reportable options, warrants, or other derivative securities held or transacted by Isabel Maria Aguilera Navarro at the time of this filing.

Does the CEMEX (CX) Form 3 indicate pre-planned trading for Isabel Aguilera Navarro?

The data provided contains no transactions and no footnote text describing Rule 10b5-1 plans. With no reported trades and no detailed footnotes, the filing does not reference any pre-planned trading arrangements for Isabel Aguilera Navarro.